[CREWZIN]

Your plugs are fine, I've had the same set-up for 20K+. Yes, after disconnecting the battery the computer will re-learn your driving habits. If you've been driving slow to save on gas, drive your normal way for awhile to see if it changes. You haven't filled out your profile so I can't tell where your from. Is the high humidity along with high heat? All cars run better (feels faster) in cooler weather.